Moved from andy/shelves to main WebMIP documentation area.

git-svn-id: http://locode01.ad.dom/svn/WEBMIP/trunk@6472 248e525c-4dfb-0310-94bc-949c084e9493

Documentation/SupportingDocumentation/DatabaseScripts/hotbackup.sql

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+REM $Id$
+SET SERVEROUTPUT ON
+store set set_settings.sql
+set feedback off pagesize 0 heading off verify off
+set linesize 100 trimspool on
+DEFINE backup_dir = 's:\orabackup\webmip\files\'
+REM Determine the oldest archive log to be backed up
+archive log list;
+alter system switch logfile;
+REM
+REM produce a SQL script that:
+REM   places each tablespace into 'backup' mode,
+REM   copies the contents of the tablespace to the 
+REM     backup directory,
+REM   returns each tablespace from 'backup' mode
+REM
+PROMPT *** SPOOLING
+spool do_backup.sql
+WITH tsp_df AS (
+SELECT tsp.tablespace_name
+      ,df.file_name
+      ,rownum AS current_row
+      ,first_value(rownum) over(PARTITION BY tsp.tablespace_name) AS first_row
+      ,last_value(rownum) over(PARTITION BY tsp.tablespace_name) AS last_row
+  FROM dba_tablespaces tsp
+      ,dba_data_files  df
+ WHERE tsp.contents <> 'TEMPORARY'
+   AND tsp.tablespace_name = df.tablespace_name
+)
+SELECT cmd
+  FROM (SELECT 'alter tablespace ' || tablespace_name || ' begin backup;' AS cmd
+              ,tablespace_name
+              ,1 AS seq
+          FROM tsp_df
+         WHERE current_row = first_row
+        UNION
+        SELECT 'host ocopy ' || file_name || ' &&backup_dir' AS cmd
+              ,tablespace_name
+              ,2 AS seq
+          FROM tsp_df
+         WHERE (current_row = first_row)
+            OR (current_row <> first_row AND current_row <> last_row)
+            OR (current_row = last_row AND last_row <> first_row)
+        UNION
+        SELECT 'alter tablespace ' || tablespace_name || ' end backup;' AS cmd
+              ,tablespace_name
+              ,3 AS seq
+          FROM tsp_df
+         WHERE current_row = last_row)
+ ORDER BY tablespace_name
+         ,seq
+/
+spool off;
+PROMPT *** SPOOLING COMPLETE
+@set_settings
+@@do_backup
+REM
+REM Create SQL script to add temporary files to temporary tablespaces
+REM
+set feedback off pagesize 0 heading off verify off
+set linesize 100 trimspool on
+spool create_tempfile$.sql
+select 'alter tablespace '||ts.name||' add tempfile '''||df.name||''' size '|| df.bytes||' reuse;' from v$tempfile df, v$tablespace ts
+where ts.ts# = df.ts#
+/
+spool off
+host move create_tempfile$.sql &&backupdir\create_tempfiles.sql
+@set_settings
+REM
+REM create control file for the standby database
+REM create backup control file for the primary database
+REM
+alter database create standby controlfile as 's:\orabackup\webmip\files\standby.ctl';
+alter database backup controlfile to 's:\orabackup\webmip\files\backup.ctl';
+REM
+REM create a database initialization script for
+REM the standby database
+REM
+create pfile='s:\orabackup\webmip\files\initstandby.ora' from spfile;
+REM
+REM Determine the current archive log to be backed up
+archive log list;
+alter system switch logfile;